Plug your USB drive into your computer (note: this process will erase all data on the drive).
: Resetting the CMOS will revert all BIOS settings—such as boot order, overclocking profiles, and system time—to factory defaults. Legacy Tool
Immediately tap the repeatedly. Depending on your manufacturer, this is typically F12, F11, F8, or Esc .
This article provides a comprehensive overview of what PC CMOS Cleaner 2.0 is, how to create a USB bootable version, and how to use it safely to recover access to your system. What is PC CMOS Cleaner 2.0?
Have you ever forgotten your BIOS/UEFI password, or perhaps set an incorrect setting that prevents your computer from booting? While physical methods like removing the motherboard battery or jumping pins exist, they can be cumbersome, especially on laptops. Enter , a specialized, free, bootable tool designed to wipe the CMOS memory, effectively resetting BIOS settings and removing passwords. pc cmos cleaner 2.0 usb boot
Have you ever been locked out of your BIOS by a forgotten password? Or perhaps a botched overclocking attempt has left your PC refusing to POST (Power-On Self-Test)? While the traditional method of pulling the CR2032 battery works, it isn't always convenient—especially in tight laptop chassis or complex desktop builds.
Completely clears the CMOS data, reverting all BIOS/UEFI settings back to factory defaults.
Shut down the PC, locate the pins labeled CLR_CMOS , JBAT , or CLEAR on the motherboard, and short them using a screwdriver or jumper cap for 10 seconds.
: Decodes or removes BIOS/Supervisor passwords. Plug your USB drive into your computer (note:
If PC CMOS Cleaner 2.0 fails, the following alternatives are recommended: 1.
: It attempts to decrypt and display the existing BIOS password. CMOS Reset
If decryption fails due to advanced algorithmic encryption, you must choose the wipe option.
This option targets standard configurations and clears user-defined parameters, clock profiles, and basic system modifications while trying to preserve fundamental system configurations. Depending on your manufacturer, this is typically F12,
Step-by-Step Guide to Creating a PC CMOS Cleaner 2.0 Bootable USB
Select the option to "Clean CMOS." Once the process finishes, remove the USB drive and restart your PC. You should now be able to enter the BIOS without a password. ⚠️ Important Considerations
Consequently, PC CMOS Cleaner 2.0 is of . Even if you run the tool, it may reset some CMOS settings (like date/time and boot order) but will likely not clear the BIOS password , as the password is no longer stored in the battery-backed CMOS section of the chip.
A third-party ISO burning utility (such as Rufus, Universal USB Installer, or UNetbootin). Step-by-Step: Creating a PC CMOS Cleaner 2.0 USB Boot Drive
(often F12, F11, or Esc) to select the USB drive as the primary boot device.